High performance: 100 mm duct fan with 40 W power, 2800 r/min speed, and 310 m³/h air volume. Designed with fan blades inspired by jet turbine technology, it delivers strong airflow while reducing noise levels to 30 dB. Adjustable speed: This duct fan features two speed settings controlled remotely via an RF wireless switch. The remote offers a range of up to 25 meters in open areas and up to 15 meters through walls and doors. Battery powered, no wiring required for easy installation. Equipped with a copper wire motor for enhanced durability, heat resistance, and high airflow output, outperforming similar fans of the same power. The fan housing is made of high-quality ABS material, resistant to oil and moisture, with an MTBF rating of up to 30,000 hours. Suitable for use in environments with temperatures ranging from -20°C to 60°C. Easy to install: The exhaust fan features a modular design for quick disassembly and maintenance, along with a 1-meter power cable. Offers multiple mounting options including ceiling mount, wall mount, or use with an L-bracket. Wide range of applications: Ideal for ventilation in residential, commercial, and industrial settings such as homes, restaurants, offices, schools, bedrooms, kitchens, lofts, basements, greenhouses, and farming tents. Efficiently moves large volumes of air with quiet operation. Plug Type: EU Plug, compatible with countries including Indonesia, Germany, France, Spain, and Italy. Voltage: AC 220V. Color: Black. Material: Plastic. Package Contents: 1 x Exhaust Fan. Note: Light reflection and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.